Home / 653,010,934.70-979,937,809.02-238,453,046.66

Finding the Fourth Proportional to 653,010,934.70, 979,937,809.02 and 238,453,046.66

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Solution

The fourth proportional to 653,010,934.70, 979,937,809.02 and 238,453,046.66 is: 357,833,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,010,934.70 : 979,937,809.02 = 238,453,046.66 : x
  2. Step 2: Convert to fraction form
    653,010,934.70/979,937,809.02 = 238,453,046.66/x
  3. Step 3: Cross multiply
    653,010,934.70x = 979,937,809.02 × 238,453,046.66
  4. Step 4: Simplify right side
    653,010,934.70x = 233,669,156,098,144,224
  5. Step 5: Solve for x
    x = 233,669,156,098,144,224/653,010,934.70
  6. Step 6: Final answer
    x = 357,833,450.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.